What are the period and amplitude of the function?

period: 4; amplitude: 3
period: 4; amplitude: 2.5
Period: 5; amplitude: 3
Period: 5; amplitude: 2.5

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?